AirHint found the following cheapest return flights from Hanoi (HAN) to Singapore (SIN) in October 2025 (see full year).

Return flights

24 Oct - 26 Oct	Scoot	direct
27 Oct - 31 Oct	VietJet Air	direct
24 Oct - 27 Oct	Scoot	direct
03 Oct - 10 Oct	VietJet Air	direct
10 Oct - 12 Oct	VietJet Air
24 Oct - 30 Oct	Scoot
25 Oct - 26 Oct	Scoot	direct
18 Oct - 25 Oct	Scoot	direct
10 Oct - 13 Oct	VietJet Air
30 Oct - 02 Nov	VietJet Air
02 Oct - 05 Oct	Scoot	direct
24 Oct - 10 Nov	Thai AirAsia
31 Oct - 10 Nov	Thai AirAsia
30 Oct - 10 Nov	Thai AirAsia
29 Oct - 10 Nov	Thai AirAsia
28 Oct - 10 Nov	AirAsia
31 Oct - 18 Nov	Thai AirAsia
30 Oct - 18 Nov	Thai AirAsia
30 Oct - 03 Nov	Thai AirAsia
24 Oct - 03 Nov	Thai AirAsia

Also check the deals for one-way flights from Hanoi to Singapore in October.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Hanoi to Singapore in October from 139€

Return flights